CN201918749U - Microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device - Google Patents
Microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device Download PDFInfo
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- CN201918749U CN201918749U CN2010206388821U CN201020638882U CN201918749U CN 201918749 U CN201918749 U CN 201918749U CN 2010206388821 U CN2010206388821 U CN 2010206388821U CN 201020638882 U CN201020638882 U CN 201020638882U CN 201918749 U CN201918749 U CN 201918749U
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Abstract
The utility model relates to a microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device which comprises a high frequency switching power-supply unit, a storage battery power-supply unit, a passive inversion module, an active inversion discharge module and a monitoring unit, wherein the high frequency switching power-supply unit and the storage battery power-supply unit are used for supplying power for a DC electrical device, the passive inversion module is used for converting the DC which is output by the high frequency switching power-supply unit and the storage battery power-supply unit into AC, the active inversion discharge module is used for converting the DC which is output by the storage battery power-supply unit into AC to feed back to a commercial power grid and carrying out the activating treatment on the storage battery power-supply unit, and the monitoring unit is used for managing and controlling the integrated power-supply device. The microcomputer type AC/DC integrated power-supply device can carry out the activating treatment on storage batteries at regular intervals and convert the activated electric energy of the storage batteries into AC and feed the AC back to the grid, so that the supplement and recovery for electric energy can be realized, energy source is better saved, the discharge can be safely carried out, and the requirement on the automatic constant-current discharge of the storage batteries is met.
Description
Technical field
The utility model relates to a kind of power-supply device, relates in particular to a kind of microcomputer type alternating current-direct current integrated power supply equipment.
Background technology
Develop rapidly along with national economy, the electricity consumption of industry, agricultural and people's daily life is all growing, in big power station and 110kV and the above electric substation, its every group storage battery capacity is all about 200 ~ 3000 Ah, although the maintenance of batteries is not frequent, but in order to ensure the voltage deviation value minimum between every battery, capacity arrives more than 95%, make batteries operate in optimum state and guarantee and all tackle battery pack every year and carry out regular activation act than long useful life.Existing alternating current-direct current integrated power supply equipment does not have the function that battery pack is activated automatically discharge, normally battery pack is separated load such as the discharge that connects resistance wire or water resistance from system and discharges.This resistance wire or water resistance are bulky, need many people's carryings, install and debugging, in case misoperation will cause the batteries over-discharge situation and cause battery damage, bring the certain economic loss to the client, also there is potential safety hazard, cause also that simultaneously a large amount of electric energy runs off, causes waste in vain, AC power, DC power supply, communication power supply disperse group screen, cause overlapping investment.
The utility model content
The utility model embodiment technical problem to be solved is, a kind of microcomputer type alternating current-direct current integrated power supply equipment is provided, and multiple electric energy equipment is concentrated group screen, avoid overlapping investment, simultaneously can regularly carry out activation processing, saves energy, security of operation to batteries.
For solving the problems of the technologies described above, a kind of microcomputer type alternating current-direct current integrated power supply equipment is provided, comprising:
Electric main is converted to direct current with the high frequency switch power unit to the direct-flow electricity utilization apparatus power supply;
When described electric main interruption or peak of power consumption is the batteries power subsystem of described direct-flow electricity utilization apparatus power supply;
Be connected with the batteries power subsystem with described high frequency switch power unit respectively and the direct current of its output converted to the passive inverter module of alternating current;
The direct current of when peak of power consumption described batteries power subsystem being exported is converted to alternating current feedback utility grid and regularly described batteries power subsystem is carried out the active inversion discharge module of activation processing;
The monitoring unit that links to each other with described high frequency switch power unit, batteries power subsystem, passive inverter module and active inversion discharge module respectively and its work is managed and controls.
Further, described batteries power subsystem comprises:
The batteries that is connected with described active inversion discharge module for the direct-flow electricity utilization apparatus power supply;
The electric energy of wind-driven generator and photovoltaic panel output is converted to direct current and is the wind light mutual complementing controller of described battery charging.
Further, described high frequency switch power unit comprises:
It is the power charge module of described battery charging with to direct-flow electricity utilization apparatus power supply and at low power consumption the time that electric main is converted to direct current;
The circuit breaker that is connected with the electric main inlet wire;
The A.C. contactor that is connected with described circuit breaker with described power charge module respectively.
Further, the ac input end of described passive inverter module is connected with the output of described A.C. contactor.
Further, described monitoring unit comprises:
Realize the Power entry module that described high frequency switch power unit and described batteries power subsystem are powered automatically and switched;
Control the charge control module that described wind light mutual complementing controller and described power charge module are charged to described batteries;
Control the inversion control module that described active inversion discharge module carries out voltage inversion and batteries activation processing.
Further, described equipment also comprises the communication power supply module that is connected with described batteries with described power charge module respectively and the direct current of its output is carried out step-down output.
Further, described monitoring unit communicates with described high frequency switch power unit, batteries power subsystem, passive inverter module, active inversion discharge module and communication power supply module respectively by communication bus.
Technique scheme has following beneficial effect at least:
The microcomputer type alternating current-direct current integrated power supply equipment of the utility model embodiment has increased passive inverter module, communication power supply module, can provide stable power to AC power equipment and communication power supply equipment.Concentrate group screen, avoid overlapping investment.In honourable electrical power storage storage battery, make operation power more safe and reliable.Increase the active inversion discharge module, the direct current of batteries output can be converted to the alternating current conveying and feed back to electrical network, electrical network pressure when alleviating peak of power consumption, and cooperate monitoring unit regularly to finish the activation of batteries automatically, batteries is periodically checked the capacity discharge, security of operation, saves energy.
Description of drawings
Fig. 1 is the block diagram of the microcomputer type alternating current-direct current integrated power supply equipment of the utility model embodiment.
Embodiment
Microcomputer type alternating current-direct current integrated power supply equipment shown in Figure 1 comprises: high frequency switch power unit, batteries power subsystem, passive inverter module 3, active inversion discharge module 2 and monitoring unit 1.Monitoring unit 1 communicates with high frequency switch power unit, batteries power subsystem, passive inverter module 3 and active inversion discharge module 2 respectively by communication bus.
Wherein, the batteries power subsystem is used for providing galvanic current for direct-flow electricity utilization apparatus 12 when civil power interruption or peak of power consumption.The batteries power subsystem comprises batteries 4 and the wind light mutual complementing controller 5 that is connected with batteries 4.
The input of wind light mutual complementing controller 5 is connected with the output of wind-driven generator 9 with photovoltaic panel 10 respectively, and wind light mutual complementing controller 4 is used for the electric energy of wind-driven generator 9 and photovoltaic panel 10 outputs is converted to direct current and under the control of monitoring unit 1 batteries 4 carried out constant current charge, bulk charge or floating charge.
Batteries 4 is used for providing galvanic current for direct-flow electricity utilization apparatus 12 under the control of monitoring unit 1 when civil power interruption or peak of power consumption.Batteries 4 is connected with active inversion discharge module 2, the direct current that active inversion discharge module 2 adopts the method for active inversions that batteries 4 is exported when civil power interruption or peak of power consumption is converted to sinusoidal wave alternating current and feeds back to electrical network, alleviates mains supply pressure.Active inversion discharge module 2 can cooperate monitoring unit 1 regularly to finish the activation of batteries 4 automatically, and batteries 4 is periodically checked the capacity discharge.
Further, the high frequency switch power unit is used for electric main is converted to direct current, galvanic current is offered direct-flow electricity utilization apparatus 12 again.The high frequency switch power unit comprises power charge module 6, A.C. contactor 7 and the circuit breaker 8 that connects successively.
Circuit breaker 8 is connected with 380V electric main inlet wire, civil power is delivered to power charge module 6 through circuit breaker 8 and A.C. contactor 7 again, and the direct current that power charge module 6 is used for electric main is converted to 220V is batteries 4 chargings with to direct-flow electricity utilization apparatus 12 power supplies and at low power consumption the time.
Passive inverter module 3 is connected with batteries 4 with power charge module 6 respectively, and being used for dc inverter with 4 outputs of power charge module 6 and batteries, to become alternating current be the AC load power supply.
The ac input end of passive inverter module 3 is connected with the output of A.C. contactor 7, when A.C. contactor 7 stops to export, can provide direct current output for passive inverter module 3 by batteries 3 and power charge module 6, thereby be the AC load power supply; Direct output AC electricity is the AC load power supply when A.C. contactor 7 normal outputs.
Described as shown in Figure 1 power-supply device also comprises respectively the communication power supply module 11 that is connected with batteries 4 with power charge module 6, communication power supply module 11 is used for the direct current of power charge module 6 and batteries 4 outputs is carried out step-down output, and the 220V direct current that is about to import converts the 48V direct current to or the 24V direct current is the communication system power supply.
Monitoring unit 1 manages and controls the work of high frequency switch power unit, batteries power subsystem, passive inverter module 3, source inversion discharge module 2 and communication power supply module 11 respectively.Monitoring unit 1 comprises Power entry module, charge control module and inversion control module.
Power entry module is used to realize the switching of powering automatically of high frequency switch power unit and batteries power subsystem.
Charge control module is used to control wind light mutual complementing controller 5 and 6 pairs of batteries 4 of power charge module are charged.
The inversion control module is used to control active inversion discharge module 2 and carries out the voltage inversion and batteries 4 is carried out activation processing.
Power just often when electric main, power charge module 6 converts the civil power of input to galvanic current, is delivered to direct-flow electricity utilization apparatus 12 again.Simultaneously, power charge module 6 is under the control of the charge control module of monitoring unit 1 when low power consumption, and accumulators group 4 is charged.When peak of power consumption or civil power when interrupting, equipment automaticallyes switch and gives direct-flow electricity utilization apparatus 12 power supplies by batteries 4 under the control of the Power entry module of monitoring unit 1.Also can convert alternating current to, electrical network is carried sine wave alternating current, alleviate the power supply pressure of electrical network by the direct current that control active inversion discharge module 2 is exported batteries 4.When batteries 4 discharges into to a certain degree, and civil power under the control of monitoring unit 1, starts photovoltaic panel 10 and wind-driven generator 9 to utilize solar energy and wind power generation when also not restoring electricity, and be that batteries 4 is charged by wind light mutual complementing controller 5.
Microcomputer type alternating current-direct current integrated power supply equipment of the present utility model, can be in the place that AC network does not cover, utilize photovoltaic generation and wind power generation to store conversion, sinusoidal wave three-phase alternating-current supply and galvanic current source are provided, be direct-flow electricity utilization apparatus and AC electric equipment power supply.In the occasion that electricity consumption is concentrated relatively, can realize automatically that peak times of power consumption carry sine wave alternating current to electrical network, alleviate electricity consumption pressure.The low power consumption phase is realized the reasonably optimizing electricity consumption to the batteries storage of charging, and is that the client creates bigger value, satisfies the needs of various high accuracy electricity consumptions.Under the control of monitoring unit, can regularly carry out activation processing to batteries automatically, equipment operation safety, saves energy by the active inversion discharge module.Further increased the communication power supply module, cancelled the communication battery, directly exported the direct current of 24V or 48V and power to communication system.
The above is an embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection range of the present utility model.
Claims (7)
1. a microcomputer type alternating current-direct current integrated power supply equipment is characterized in that, comprising:
Electric main is converted to direct current with the high frequency switch power unit to the direct-flow electricity utilization apparatus power supply;
When described electric main interruption or peak of power consumption is the batteries power subsystem of described direct-flow electricity utilization apparatus power supply;
Be connected with the batteries power subsystem with described high frequency switch power unit respectively and the direct current of its output converted to the passive inverter module of alternating current;
The direct current of when peak of power consumption described batteries power subsystem being exported is converted to alternating current feedback utility grid and regularly described batteries power subsystem is carried out the active inversion discharge module of activation processing;
The monitoring unit that links to each other with described high frequency switch power unit, batteries power subsystem, passive inverter module and active inversion discharge module respectively and its work is managed and controls.
2. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 1 is characterized in that described batteries power subsystem comprises:
The batteries that is connected with described active inversion discharge module for the direct-flow electricity utilization apparatus power supply;
The electric energy of wind-driven generator and photovoltaic panel output is converted to direct current and is the wind light mutual complementing controller of described battery charging.
3. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 2 is characterized in that described high frequency switch power unit comprises:
It is the power charge module of described battery charging with to direct-flow electricity utilization apparatus power supply and at low power consumption the time that electric main is converted to direct current;
The circuit breaker that is connected with the electric main inlet wire;
The A.C. contactor that is connected with described circuit breaker with described power charge module respectively.
4. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 3 is characterized in that the ac input end of described passive inverter module is connected with the output of described A.C. contactor.
5. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 3 is characterized in that described monitoring unit comprises:
Realize the Power entry module that described high frequency switch power unit and described batteries power subsystem are powered automatically and switched;
Control the charge control module that described wind light mutual complementing controller and described power charge module are charged to described batteries;
Control the inversion control module that described active inversion discharge module carries out voltage inversion and batteries activation processing.
6. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 3 is characterized in that, described equipment also comprises the communication power supply module that is connected with described batteries with described power charge module respectively and the direct current of its output is carried out step-down output.
7. microcomputer type alternating current-direct current integrated power supply equipment as claimed in claim 6, it is characterized in that described monitoring unit communicates with described high frequency switch power unit, batteries power subsystem, passive inverter module, active inversion discharge module and communication power supply module respectively by communication bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206388821U CN201918749U (en) | 2010-12-02 | 2010-12-02 | Microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206388821U CN201918749U (en) | 2010-12-02 | 2010-12-02 | Microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device |
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| Publication Number | Publication Date |
|---|---|
| CN201918749U true CN201918749U (en) | 2011-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206388821U Expired - Fee Related CN201918749U (en) | 2010-12-02 | 2010-12-02 | Microcomputer type AC (alternating current)/DC (direct current) integrated power-supply device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896726A (en) * | 2016-06-20 | 2016-08-24 | 国网电力科学研究院武汉南瑞有限责任公司 | Wind and light complementary power system applied to mobile substation |
| CN109004566A (en) * | 2018-08-27 | 2018-12-14 | 浙江运达风电股份有限公司 | A kind of wind farm substation |
| CN109412263A (en) * | 2018-10-10 | 2019-03-01 | 深圳市国网迈腾电力科技股份有限公司 | Alterating and direct current is resource integrated and intelligence control system |
| CN110365100A (en) * | 2019-06-27 | 2019-10-22 | 广东电网有限责任公司佛山供电局 | A kind of power supply conversion of more power supply continuous-current plants and its compatibility method |
-
2010
- 2010-12-02 CN CN2010206388821U patent/CN201918749U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896726A (en) * | 2016-06-20 | 2016-08-24 | 国网电力科学研究院武汉南瑞有限责任公司 | Wind and light complementary power system applied to mobile substation |
| CN105896726B (en) * | 2016-06-20 | 2018-11-16 | 国网电力科学研究院武汉南瑞有限责任公司 | A kind of wind and light complementary power supply system applied to mobile substation |
| CN109004566A (en) * | 2018-08-27 | 2018-12-14 | 浙江运达风电股份有限公司 | A kind of wind farm substation |
| CN109412263A (en) * | 2018-10-10 | 2019-03-01 | 深圳市国网迈腾电力科技股份有限公司 | Alterating and direct current is resource integrated and intelligence control system |
| CN110365100A (en) * | 2019-06-27 | 2019-10-22 | 广东电网有限责任公司佛山供电局 | A kind of power supply conversion of more power supply continuous-current plants and its compatibility method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160520 Address after: 518000, 5 Industrial Street, Shiyan street, Shiyan City, Guangdong, Baoan District, No. four, No. 1 Street, Shenzhen Patentee after: Shenzhen Guanghui Energy Co., Ltd. Address before: 518000, Shenzhen, Guangdong Province Shiyan Town, Baoan District Tong Tau science and Technology Industrial Zone Patentee before: Shenzhen Guanghui Electric Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20181202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |